NEET Biology: Questions 1121 - 1127 of 3146

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Question number: 1121

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

MCQ▾

Question

Tip of ecological pyramid is occupied by

Choices

Choice (4) Response

a.

Carnivores

b.

Producers

c.

Herbivores

d.

Decomposers

Question number: 1122

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

MCQ▾

Question

Given below is one of the types of ecological pyramids. This type represents

Image showing which pyramid is represents.

Image Showing Which Pyramid Is Represents.

this pyramid is related with ecological pyramids.

Choices

Choice (4) Response

a.

Pyramid of numbers in grassland.

b.

Pyramid of biomass in a fallow land.

c.

Energy pyramid in a spring.

d.

Pyramid of biomass in a lake.

Question number: 1123

» Ecology and Environment » Environmental Issues » Agrochemicals and Their Effects

MCQ▾

Question

All organic substance found in the biosphere necessarily contain

Choices

Choice (4) Response

a.

Nitrogen

b.

Oxygen

c.

Carbon

d.

Silica

Question number: 1124

» Diversity in Living World » Five Kingdom Classification » Monera

MCQ▾

Question

Sexual reproduction is absent in

Choices

Choice (4) Response

a.

all of these

b.

eukaryote

c.

Cyanobacteria

d.

bacteria

Question number: 1125

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

If the high altitude birds become rare or extinct, the plants which may disappear along with them are

Choices

Choice (4) Response

a.

Orchids

b.

Oak

c.

Rhododendrons

d.

Pine

Question number: 1126

» Reproduction » Reproduction in Organisms » Asexual Reproduction

MCQ▾

Question

The reason of formation of embryoid from pollen grain in a tissue culture medium is

Choices

Choice (4) Response

a.

Organogenesis

b.

Double fertilization

c.

Cellular totipotency

d.

Test tube culture

Question number: 1127

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

MCQ▾

Question

In case CO2 of earth’s atmosphere disappears, the temperature of earth’s surface would

Choices

Choice (4) Response

a.

Remain the same.

b.

Depend on oxygen concentration.

c.

Increase.

d.

Decrease.

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