Q2. Choose the correct option: 1)A plastic that can be heated and remolded
a) Polythene
b) Thermosetting plastic
c) Thermoplastic
d) Polyester
2)Which of the following is a cash crop:
a) Pepper
b) Cereals
c) Banana
d) Pulses
3)is caused by a bacteria :
a) Common cold
b) Chicken pox
c) Ringworm
d) Tuberculosis

4)Ais a modern tool used to plough the land.
a) Cultivator
b) Harvester
c) A plough
d) Khurpi
5)The first antibiotic discovered was:
a) Staphylococcus
b) Streptomycin
c) Penicillin
d) Tetracycline
6)The fabric used for making bags should be:
a) Light
b)water
c) Have high tensile strength
d)All of the above​

Explanation:

Q2. Choose the correct option:

1)A plastic that can be heated and remolded

a) Polythene

b) Thermosetting plastic

c) Thermoplastic

d) Polyester

2)Which of the following is a cash crop:

a) Pepper

b) Cereals

c) Banana

d) Pulses

3)is caused by a bacteria :

a) Common cold

b) Chicken pox

c) Ringworm

d) Tuberculosis

4)Ais a modern tool used to plough the land.

a) Cultivator

b) Harvester

c) A plough

d) Khurpi

5)The first antibiotic discovered was:

a) Staphylococcus

b) Streptomycin

c) Penicillin

d) Tetracycline

6)The fabric used for making bags should be:

a) Light

b)water

c) Have high tensile strength

d)All of the above

each of the 46 original chromosomes splits into two daughter chromosomes, so there are two sets of 46 daughter chromosomes that end up in each cell. human cells have 46 chromosomes. each chromosome consists of a pair of identical chromatids attached together by a structure called a centromere.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.