Scholarship Test - 11th - NEET

Scholarship Test for 11th – Biology

PLEASE NOTE THIS SCHOLARSHIP TEST IS FOR 10+1 NEET STUDENTS WHO HAVE ALREADY PASSED CLASS 10TH.

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1.

In human males all the chromosomes are paired perfectly except one. This/these unpaired chromosome is/are
(i) large chromosome
(ii) small chromosome
(iii) Y-chromosome
(iv) X-chromosome

A. (iii) & (iv)

B. (iii) only

C. (i) & (ii)

D. (ii) & (iv)

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2.

Organisms without nucleus and cell organelles belong to
(i) fungi
(ii) protista
(iii) cyano bacteria
(iv) archae bacteria

A. (ii) and (iii) Answer

B. (i) and (iv)

C. (iii) and (iv)

D. (i) and (ii)

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3. If a round, green seeded pea plant (RR yy) is crossed with wrinkled, yellow seeded pea plant (rr YY), the seeds produced in F1 generation are

A. round and yellow

B. round and green

C. wrinkled and yellow

D. wrinkled and green

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4. In which group of animals, coelom is filled with blood?

A. Annelida

B. Arthropoda

C. Nematoda

D. Echinodermata

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5. The part where the exchange of gases occurs during respiration is:

A. Lungs and larynx

B. Alveoli and capillaries

C. Throat and lungs

D. Alveoli and throat

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6. Some dinosaurs had feathers although they could not fly but birds have feathers that help them to fly. In the context of evolution this means that

A. birds have evolved from reptiles

B. feathers are homologous structures in both the organisms

C. there is no evolutionary connection between reptiles and birds

D. reptiles have evolved from birds

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7.

Meena and Han observed an animal in their garden. Hari called it an insect while Meena said it was an
earthworm. Choose the character from the owing which confirms that it is an insect.

A. Body with jointed legs

B. Bilateral symmetrical body

C. Body with little segmentation

D. Cylindrical body

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8. Silver nitrate solution is used to study

A. nucleus

B. endoplasmic reticulum

C. golgi apparatus

D. mitochondria

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9. Posture and balance of the body is controlled by

A. cerebrum

B. cerebellum

C. medulla

D. pons

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Which of the following equations is the summary of photosynthesis?
(a) 6CO_{10. 2} + 12H_{10. 2}O → C₆H₁₂O₆ + 6O_{10. 2} + 6H_{10. 2}O
(b) 6CO_{10. 2} + H_{10. 2}O + Sunlight → C₆H₁₂O₆ + O_{10. 2} + 6H_{10. 2}O
(c) 6CO_{10. 2} + 12H_{10. 2}O + Chlorophyll + Sunlight → C₆H₁₂O₆ + 6O_{10. 2} + 6H_{10. 2}O
(d) 6CO_{10. 2} + 12H_{10. 2}O + Chlorophyll + Sunlight → C₆H₁₂O₆ + 6CO_{10. 2} + 6H_{10. 2}O

A. (d)

B. (c)

C. (b)

D. (a)

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11. Which is the correct sequence of the components of a reflex arc?

A. Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle

B. Receptors → Muscles → Sensory neuron → Motor neuron → Spinal cord

C. Receptors → Spinal cord → Sensory neuron → Motor neuron → Muscle

D. Receptors → Motor neuron → Spinal cord → Sensory neuron → Muscle

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12. A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains

A. fats

B. starch

C. simple proteins

D. complex proteins

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13.

Which of the following statements about transmission of nerve impulse is incorrect?
(a) Nerve impulse travels from dendritic end towards axonal end.
(b) At the dendritic end electrical impulses bring about the release of some chemicals which generate an electrical impulse at the axonal end of another neuron.
(c) The chemicals released from the axonal end of one neuron cross the synapse and generate a similar electrical impulse in a dendrite of another neuron.
(d) A neuron transmits electrical impulses not only to another neuron but also to muscle and gland cells.

A. (c)

B. (a)

C. (b)

D. (d)

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14.

Choose the correct path of urine in our body
(a) kidney → ureter → urethra → urinary bladder
(b) kidney → urinary bladder → urethra → ureter
(c) kidney → ureters → urinary bladder → urethra
(d) urinary bladder → kidney → ureter → urethra

A. (c)

B. (a)

C. (b)

D. (d)

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15. Independent inheritance of two separate traits, shape and colour of seeds in Mendel’s cross on pea plants resulted in a observable ratio of:

A. 9 : 4 : 2 : 1

B. 1 : 1

C. 3 : 1

D. 9 : 3 : 3 : 1

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16.

A. (c)

B. (b)

C. (a)

D. (d)

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17.

Which of the following is the correct sequence of events of sexual reproduction in a flower?
(а) pollination, fertilization, seedling, embryo
(b) seedling, embryo, fertilization, pollination
(c) pollination, fertilization, embryo, seedling
(d) embryo, seedling, pollination, fertilization

A. (a)

B. (c)

C. (d)

D. (b)

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Two pea plants one with round green seeds (RRyy) and another with wrinkled yellow (rrYY) seeds produce F_{18. 1} progeny that have round, yellow (RrYy) seeds. When F_{18. 1} plants are selfed, the F₂ progeny will have new combination of characters. Choose the new combination from the following:
(i) Round, yellow
(ii) Round, green
(iii) Wrinkled, yellow
(iv) Wrinkled, green

A. (i) and (ii)

B. (ii) and (iii)

C. (i) and (iii)

D. (i) and (iv)

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19. Two pink coloured flowers on crossing resulted in 1 red, 2 pink and 1 white flower progeny. The nature of the cross will be

A. self pollination

B. no fertilization

C. cross fertilization

D. double fertilization

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20.

In human males all the chromosomes are paired perfectly except one. This/these unpaired chromosome is/are
(i) large chromosome
(ii) small chromosome
(iii) Y-chromosome
(iv) X-chromosome

A. (iii) only

B. (i) and (ii)

C. (iii) and (iv)

D. (ii) and (iv)

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21.

The number of chromosomes in parents and offsprings of a particular species remains constant due to
(a) doubling of chromosomes after zygote formation
(b) halving of chromosomes during gamete formation
(c) doubling of chromosomes after gamete formation
(d) halving of chromosomes after gamete formation

A. (d)

B. (a)

C. (b)

D. (c)

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22.

Which among the following has specialised tissue for conduction of water?
(i) Thallophyta
(ii) Bryophyta
(iii) Pteridophyta
(iv) Gymnosperms

A. (i) and (ii)

B. (i) and (iv)

C. (iii) and (iv)

D. (ii) and (iii)

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23.

Select the mis-matched pair:
(a) Adrenaline : Pituitary gland
(b) Testosterone : Testes
(c) Estrogen : Ovary
(d) Thyroxin : Thyroid gland

A. only (a)

B. only (b)

C. (a) & (b)

D. (b) & (d)

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