CBSE Class-7 Science: Questions 181 - 188 of 322

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 322 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 250.00 or

Question number: 181

» Winds, Storms and Cyclones » Thunderstorms and Cyclones » Thunderstroms

MCQ▾

Question

A severe atmosphere disturbance that causes high speed storms accompanied with lightning is called as:

Choices

Choice (4) Response

a.

Thunderstorms

b.

Lightning

c.

Thunder

d.

None of the above

Question number: 182

» Reproduction in Plants » Modes of Reproduction » Budding

MCQ▾

Question

Bulb like cellular out growth in microscopic plants is called as:

Choices

Choice (4) Response

a.

Budding

b.

Bud

c.

Yeast

d.

None of the above

Question number: 183

» Reproduction in Plants » Modes of Reproduction » Vegetative Propagation

MCQ▾

Question

Tissue culture is a:

Choices

Choice (4) Response

a.

Method of asexual reproduction

b.

Method of artificial vegetative reproduction

c.

Method of sexual reproduction

d.

Method of vegetative reproduction

Question number: 184

» Transportation in Animals and Plants » Transport of Substances in Plants » Transport of Water and Minerals

MCQ▾

Question

Vascular tissue in plants comprises vessels these are:

Choices

Choice (4) Response

a.

Phloem vessels

b.

Xylem vessels

c.

Both a. and b. are correct

d.

None of the above

Question number: 185

» Respiration in Organisms » Breathing » Process of Breathing

MCQ▾

Question

Breathing involves two processes these are:

Choices

Choice (4) Response

a.

Inhalation & Exhalation

b.

Exhalation

c.

Inhalation

d.

None of the above

Question number: 186

» Respiration in Organisms » Breathing in Other Animals » Earthworm

MCQ▾

Question

Cutaneous respiration takes place in:

Choices

Choice (4) Response

a.

Frog

b.

Cockroach

c.

Earthworm

d.

Frog & Earthworm

Question number: 187

» Transportation in Animals and Plants » Excretion in Animals » Excretory System in Humans

MCQ▾

Question

Substance to be excreted out by the animals is:

Choices

Choice (4) Response

a.

Extra salts, vitamins and minerals, unwanted medicines and antibiotics

b.

Urea and uric acid

c.

Water

d.

All a. , b. and c. are correct

Question number: 188

» Winds, Storms and Cyclones » Thunderstorms and Cyclones » Structure of Cyclone

MCQ▾

Question

The eye of a tropical cyclone is:

Choices

Choice (4) Response

a.

Calm

b.

In the centre

c.

Area of lowest pressure

d.

All a. , b. and c. are correct

Sign In