NEET Biology: Questions 586 - 592 of 3146

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Question number: 586

» Diversity in Living World » Five Kingdom Classification » Plant Group - Pteridophytes

MCQ▾

Question

Meristems are found in

Choices

Choice (4) Response
a.

fern rhizome

b.

pinus needle

c.

fern leaf

d.

cycas stem

Question number: 587

» Diversity in Living World » Five Kingdom Classification » Monera

MCQ▾

Question

Nitrogen fixation by Nostoc takes place in

Choices

Choice (4) Response
a.

heterocysts

b.

akinetes

c.

vegetative cells

d.

hormogonia

Question number: 588

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

MCQ▾

Question

The genotypes of a plant variety were TtHh, Tthh, ttHh, and tthh, where T = tallness and H = hairy stem. Which one of the following crosses would produce progeny giving a phenotypic ratio approximately 1: 1: 1: 1?

Choices

Choice (4) Response
a.

TtHh x ttHh

b.

TtHh x tthh

c.

TtHh x TTHh

d.

TtHh x TtHh

Question number: 589

» Reproduction » Reproduction in Organisms » Vegetative Propagation in Plants

MCQ▾

Question

A clone is a group of individual obtained through

Choices

Choice (4) Response
a.

Self pollination

b.

Hybridization

c.

Vegetative propagation

d.

Cross pollination

Question number: 590

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

MCQ▾

Question

A cap like region of slowly dividing or inactive cells in the middle of highly meristematic cells (between meristem and root cap) is

Choices

Choice (4) Response
a.

vegetative zone

b.

corpus centre

c.

quiescent centre

d.

somatic zone

Question number: 591

» Ecology and Environment » Biodiversity and Its Conservation » Loss of Biodiversity

MCQ▾

Question

Those species whose populations have been seriously depleted and whose ultimate security is not assured are known as

Choices

Choice (4) Response
a.

Treatenened species

b.

Endangered species

c.

Vulnerable species

d.

Rare species

Question number: 592

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

Aerobic respiration is more advantageous to a large organism than anaerobic respiration, because aerobic respiration

Choices

Choice (4) Response
a.

Releases more energy from an equal amount of nutrients.

b.

produced oxygen as a waste product

c.

does not require sunlight

d.

does not require molecular oxygen and hydrogen

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