NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 650 - 656 of 3511

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Question number: 650

» Cell Structure and Function » Cell Organelles - Structure and Function » Cell Membrane

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MCQ▾

Question

Which of the following layer is present nearest at plasma membrane in plant cell?

Choices

Choice (4) Response

a.

Tonoplast

b.

Primary wall

c.

Secondary wall

d.

Middle lamella

Question number: 651

» Plant Physiology » Photosynthesis » Pigments Involved in Photosynthesis

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MCQ▾

Question

Which of the following is initiating step in photosynthesis?

Choices

Choice (4) Response

a.

ATP formation

b.

Activation of chlorophyll by sunlight

c.

Glucose formation

d.

Photolysis of water

Question number: 652

» Ecology and Environment » Ecosystem » Productivity and Decomposition

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MCQ▾

Question

Dynamic aspect of an ecosystem is

Choices

Choice (4) Response

a.

Producer and energy flow.

b.

Consumer and mineral cycles.

c.

Producer and mineral cycles.

d.

Energy flow and mineral cycles.

Question number: 653

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Root

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MCQ▾

Question

All xylem elements when mature are dead except

Choices

Choice (4) Response

a.

tracheids

b.

xylem fibres

c.

xylem parenchyma

d.

vessels

Question number: 654

» Biotechnology and Its Applications » Genetic Engineering

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MCQ▾

Question

Two bacteria found to be very useful in genetic engineering experiment are

Choices

Choice (4) Response

a.

Escherichia and agrobacterium

b.

Nitrobacter and Azotobacter

c.

Nitrosomonas and Klebsiella

d.

Rhizobium and diplococcus

Question number: 655

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Root

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MCQ▾

Question

Cortex in the monocot root constitutes

Choices

Choice (4) Response

a.

companion cells

b.

sclerenchymatous cells

c.

collenchymatous cells

d.

parenchymatous cells

Question number: 656

» Plant Physiology » Plant Growth and Development » Sequence of Developmental Process in a Plant Cell

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MCQ▾

Question

Pigment phytochrome is involved in

Choices

Choice (4) Response

a.

Photorespiration

b.

Geotropism

c.

Photoperiodism

d.

Phototropism