Question

Choose the correct answer.


1) Aquatic animals excretes _____________ waste.

a) ammonia b) sulphur c) uric acid d) potassium


2) The filtration of blood is done by _____________.

a) heart b) nerves c) kidney d) eyes


3) Mature ovary forms the ______________.

a) seed b) stamen c) pistil d) fruit


4) A spore producing organisms is ______________.

a) rose b) bread mould c) potato d) ginger


5) The correct symbol to present the speed of an object is ______________.

a) 5 m/s b) 5 mp c) 5 lit d) 5 cm


6) The number of hours present in a leap year is _______________.

a) 8784 h b) 8700 h c) 8650 h d) 8524 h


7) Three forms of water are ______________.

a) solid b) gas c) liquid d) all of these


8) The coil of wire present in a heater is called _____________.

a) strip b) component c) spring d) element

9) Water which falls from the clouds as rain or snow is called ______________.

a) condensation b) precipitation c) infiltration d) accumulation


10) In the formation of rainbow, raindrops act like a _______________.

a) disc b) prism c) analyzer d) viewer​

Answer 1

Answer:

ammonia

kidney

stamen

potato

5m/s

8650

all of these

components

condensation

disc

Answer 2

1 . ammonium

2. kidney

3.pistil

4.bread mould

5.5m/s

7.all of these

8.spring

10. prism

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