Question

Choose the correct option.
(1x7 marks
1. Which of these is a chemical fertilizer?
a. Compost
b.
Bark of neem
NPK
d. Bone meal
2. Which of these are examples of algae?
a. Yeast and mould
b.
Chlorella and diatoms
C. HIV and Tobacco Mosaic
d. Cocciand bacili
3.
Kerosene, diesel, petrol, and fuel oil are examples of
a. solid fuels b. liquid fuels C.
gaseous fuels
d. none of these
4. Spandex fibres are also known as
a. lycra
b. nylon
polyester
5. Which of these animals is poached mostly for ivory?
a. Tigers
b. Elephants
Snakes
d. Rhinoceros
5. Which of these is a fluid filled space enclosed in a membrane, found in a larger size in a
plant cell than an animal cell?
a, Centrosome b. Vacuole
Plastids
d. Cell wall
PWhich of these determines the male child?
XX
b. XY
YY
d. XIX
d. XYX
a.​

Answer 1

Answer:

1 NPK

2 Yeast and mould

3 liquid fuels

4 Nylon

5 Elephant

6 Vacoule.

7XY

MARK AS BRAINLIEST

Answer 2

Answer:

1.NPK

2. chlorella and diatoms

3. liquid fuels

4. polyester

5. elephants

6. vacuole

7. XY