Biology (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 11 - 15 of 136

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Question number: 11

» Biology » Human Body

MCQ▾

Question

In mammals, the part of the brain that has reached highest level of development and that has enabled humans to grow their own crop, invent machines, develop language and art is

Choices

Choice (4) Response

a.

medulla oblongata

b.

cerebrum

c.

cerebellum

d.

None of the above

Question number: 12

» Biology » Life Processes

MCQ▾

Question

Why do migratory birds go back to their earlier habitat in spring? Because of

Choices

Choice (4) Response

a.

hunting season commencing in spring

b.

weather becoming too hot in the regions

c.

breeding instinct with change in climate and they breed only in their original habitat

d.

scarcity of food in the regions to which they have migrated

Question number: 13

» Biology » Plant and Animal Nutrition

MCQ▾

Question

What happened when green tomatoes turn red?

Choices

Choice (4) Response

a.

Chromoplasts changed into chloroplasts

b.

New chloroplasts are made

c.

Chloroplasts are disintegrated and get converted into chromoplasts

d.

Question does not provide sufficient data or is vague

Question number: 14

» Biology » Human Body

MCQ▾

Question

What will happen to the body of an adult human being if spleen is removed?

Choices

Choice (4) Response

a.

Filtration of dead RBCs will not be possible

b.

Antibody production will less

c.

RBCs production will be reduced

d.

WBCs production lowered

Question number: 15

» Biology » Life Processes

MCQ▾

Question

Which of the following enzymes secreted by pancreas helps predatory mammals to digest blood they drink from their pray?

Choices

Choice (4) Response

a.

Trypsin

b.

Fibrin

c.

Pepsin

d.

Ptyalin

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