Macronutrients

Q.

Choose plant’s micronutrients and macronutrients from the following.

Iron, Chlorine, Sulphur, Copper, Nitrogen, Calcium, Manganese, Potassium, Zinc. Magnesium, Molybdenum, Phosphorus.

Q. Which one of the following is not a macronutrient?

1. Potassium
2. Copper
3. Sulphur
4. Nitrogen

Q.

Differentiate between micro and macro nutrients in plants.

Q.

Name the three most important mineral elements required for plant growth.

Q.

Question 31
Fill in the blanks

(a) A total of ___ nutrients are essential to plants.

(b) ___and ___ are supplied by air to plants.

(c) ___ is supplied by water to plants.

(d) Soil supply ___nutrients to plants.

(e) ___ nutrients are required in large quantity and called as ___.

(f) ___ nutrients are needed in small quantity for plants and are called ___.

Q. Which among the following nutrients is supplied to plants by water?

1. Zinc
2. Hydrogen
3. Carbon
4. Nitrogen

Q.

Find the mismatched pair among the following:
i. Nitrification - Nitrosomonas
ii. Ammonification - Nitrobacter
iii. Denitrification - Azotobacter
iv. Nitrogen Fixation - Nostoc

1. Only iii
2. iii & iv
3. ii & iii
4. ii, iii & iv

Q.

Name a waste product of plants which is used as a medicine.

Q.

Encircle the odd one from the list given below:-

Carbon dioxide, Chlorophyll, Sunlight, Fertilizer

Q.

Name two micro and macro nutrients in plants?

Q.

Is sodium a trace mineral?

Q.

Do Lichens produce Oxygen?

Q.

Food chain starts with

1. Photosynthesis

2. Respiration

3. Decomposition

4. Nitrogen Fixation

Q.

Which of the following is a macro element in plants?

1. Cu

2. Fe

3. Ca

4. Mo

Q.

How do plants get nutrients? [2 MARKS]

Q.

Question 31
Fill in the blanks

(a) A total of ___ nutrients are essential to plants.

(b) ___and ___ are supplied by air to plants.

(c) ___ is supplied by water to plants.

(d) Soil supply ___nutrients to plants.

(e) ___ nutrients are required in large quantity and called as ___.

(f) ___ nutrients are needed in small quantity for plants and are called ___.

Q.

_________ nutrient are required in in large quantity and are are called as___________.

Q. Nutrients which are needed in large quantities are called macro nutrients.

1. True
2. False

Q. Which of the following are primary nutrients for plants?

(a) Calcium	(b) Phosphorus
(c) Sulphur	(d) Potassium
(e) Nitrogen	(f) Magnesium

1. (b), (d) and (e)
2. (a), (c) and (e)
3. (b) and (e) only
4. (4) (a) and (f) only

Q.

Are micronutrients more important than macronutrients?

Q.

The primary nutrients of plants are:

1. N, P, K

2. C, H, O

3. Zn, B, Mo

4. Fe, Ca, Mn

Q. The food mixes with the juices released from the liver in the small intestine.

1. True
2. False

Q. Safranin is used to stain the onion peel to make the nucleus more distinct.

1. True
2. False

Q.

Which of the following elements can be obtained by plants directly from air?

1. Iron
2. Boron
3. Carbon
4. Calcium

Q.

Name any two macronutrients required by plants

Q.

Find the mismatched pair among the following:
i. Nitrification - Nitrosomonas
ii. Ammonification - Nitrobacter
iii. Denitrification - Azotobacter
iv. Nitrogen Fixation - Nostoc

1. ii & iii
2. ii, iii & iv
3. iii & iv
4. Only iii

Q. Define macronutrients and micronutrients with examples.

Q. Which one of the following nutrients is not a macronutrient?

Q.

What are the best source of macronutrients?

Q. WHAT IS NITROGEN CYCLE EXPLAIN IT WITH THE HELP OF A DIAGRAM