CBSE Class-8 Science: Questions 227 - 234 of 469

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Question number: 227

» Conservation of Plants and Animals » Conservation of Forest and Wildlife » National Park and Project Tiger

MCQ▾

Question

An area of land that is protected by the government to conserve wildlife is called as:

Choices

Choice (4) Response

a.

National park

b.

Botanical Park

c.

Zoological park

d.

Biosphere reserves

Question number: 228

» Reaching the Age of Adolescence » Hormones Other Than Sex Hormones » Adrenalin

MCQ▾

Question

Glands located at the top of two kidneys are:

Choices

Choice (4) Response

a.

Thymus gland

b.

Adrenal gland

c.

Pineal gland

d.

Thyroid gland

Question number: 229

» Reaching the Age of Adolescence » Reproductive Health » Nutritional Needs of the Adolescents

MCQ▾

Question

A balance diet is that which contains?

Choices

Choice (4) Response

a.

Vitamins

b.

Carbohydrates

c.

Fats

d.

All a. , b. and c. are correct

Question number: 230

» Force and Pressure » Contact Forces » Muscular Force

MCQ▾

Question

Forces resulting due to the action of muscles are called:

Choices

Choice (4) Response

a.

Contact forces

b.

Muscular forces

c.

Non-Contact forces

d.

Both a. and b. are correct

Question number: 231

» Reaching the Age of Adolescence » Adolescence and Puberty » Development of Sex Organs

MCQ▾

Question

Sex organs developed during adolescence in males is called:

Choices

Choice (4) Response

a.

Sperms

b.

Ovaries

c.

Testes and penis

d.

Eggs

Question number: 232

» Reaching the Age of Adolescence » Reproductive Health » Nutritional Needs of the Adolescents

MCQ▾

Question

Source of Iron is:

Choices

Choice (4) Response

a.

Citrus fruits, Indian gooseberry.

b.

Leafy vegetables, jaggery, meat

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 233

» Reproduction in Animals » Reproduction » Development of Embryo

MCQ▾

Question

The close attachment of the embryo with uterus is called as:

Choices

Choice (4) Response

a.

Pregnancy

b.

Parturition

c.

Implantation

d.

Foetus

Question number: 234

» Force and Pressure » Non-Contact Forces » Gravitational Force

MCQ▾

Question

Force of gravity is:

Choices

Choice (4) Response

a.

Force between a body and the earth

b.

Force acts between two heavenly bodies

c.

Force acting perpendicular to a surface

d.

Force applied to move a body towards you

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