Lucent_2

Question 1

Classification of Plant Tissue

Answer 1

1.Merestmatic
1. Apical
2. Lateral
3. Intercalary
2.Permanent
1.Simple
1. Parenchyma
2. Collenchyma
3. Sclerenchyma
2. Complex
1.Xylem
2.Pholem

Question 2

5 Features of meristematic tissue

Answer 2

1. Capability of cell division
2. Round oval or multicided
3. Ball is thin and cytoplasm is homogeneous
4. Dense cytoplas single large nucleus
5. Lack of intercellular spaces between the cells

Question 3

0
Apical meris is found in
Lateral meristem is find at
Intercalary meristems are found at

Answer 3

1.Stem Apex initial growth of the plant take place due to this tissue
2. Growth of roots and stems take place increase the width of the root and stem
3. Notes of leaves, important for dudh plants whose apical parts are eaten by vegetarian animals after being eaten growth is with the help of intercalary meristem like grass

Question 4

Permanent tissue are made of
Alive or dead?

Answer 4

1.They are made of those mature tissues who have lost the capacity of cell division
2. May be alive or dead

Question 5

If payment issues is made up of similar type of cells it is called

Answer 5

Simple tissue

Question 6

Parenchyma is _____ walled, ______purpose, found in inner layer of leaves called as ______, cells are _______, found in covering of roots and ______, also found in soft part o _____

Answer 6

1. Thin
2. Multipurpose
   3 mesophyll
   4 photosynthetic
   5 steams
   6 fruit
3. Use in storage

Question 7

Collenchyma i _______ to hold the plant, provide _________ to plant and them to bend

Answer 7

1. Thick cell wall
2. Flexibility

Question 8

Sclerenchyma cells are _______, provide _______ to plant

Answer 8

1.dead thick cell wall
2.Mechanical

Question 9

Xylem is _______ tissue found in ______ plants, made up of 5

Answer 9

1. Comducting
   2.Vescular
   3.1. Tracheids
   2.veaseles
   3.xylem
   4.parwnchyma cells
   5.xylem fibres

Question 10

1.Xylem Parenchyma is made up of _____ cells
2. Xylem helps in transportation of _____ and _____from soil to stems and leaves
3.Privide_______ strength to plants
4.Xylem is _____,which is valuable raw material
5. The determination of age of the plant is done by counting annual rings of ______ tissue this is called ______

Answer 10

1.Xylem tissue
2.Dendrochronology

Question 11

Phloem is a ______ tissue made up of 4

Answer 11

1.Living conducting tissue
2.1.seive tubes
2.companion cells
3.parenchyma cells
4.phloem fibres

Question 12

Phloem companion cells are _____

Answer 12

Living

Question 13

Phloem conduct ______ compound from leaves to different parts of plant the kind of transport process is called _______
2._______ is the innermost layer of bark

Answer 13

1. Soluble organic compound
2. Translocation
   3.Pholem

Question 14

In xylem and phloem what is dead and alive?

Answer 14

Xylem parenchyma is only living rest is dead in xylem
Phloem fibre is dead rest is a Alive

Question 15

1.Husk of coconut is made of_______
2.In aquatic plant there are large air sac with give them buyancy effect are surrounded by ____ tissue
3. Wood is ________ xylem
4. The process of escape of liquid from the tip of leaf is called ______
5.Cotton fibres is made of ______

Answer 15

1.sclerenchyma tissue
2.Parenchatous tissue
3. Secondary
4. Guttation
5. Cellulose

Question 16

6 CO2 + 12 H2 o in presence of light and chlorophyll gives c6h12o6 + 6h2o + 6 O2 is

Answer 16

Photosynthesis

Question 17

1.___ in center of chlorophyll
2. Chlorophyll absorbs _____,_____, and _____ color
3. Rate of photosynthesis is maximum in ______ light and minimum in ______ light
4.______ light is least effective in photosynthesis
5. Photosynthesis is a process of oxidation and reduction. Oxidation of _______ by producing oxygen and reduction of _______ forming gulcose

Answer 17

1.Mg
2.Vilot,blue and red
3.Red and violet
4.Green
5.water, co2

Question 18

Stages of photosynthesis

Answer 18

Phtochemical reaction
Dark chemical reaction

Question 19

1.Photo chemical reaction is also called as________
2. Dark chemical reaction is also called as________

Answer 19

1.Hill Reaction
2.Calvin Benson cycle

Question 20

1.Conversion of starch to sugar is instal for ________ opening
2. Water reaches great heights in trees because of suction pull caused by_______

Answer 20

1.Stomatal
2.Transpiration

Question 21

On a sunny day leave plugged from a plant kept 2 minutes in boiling water then immersed in boiling alcohol and treated with iodine solution the final colour of leaf is blue which shows the presence of _______

Answer 21

Glucose or starch

Question 22

1.Auxin control _____
2.Formation takes place in _______ part of plant
3.3 function

Answer 22

1.Growth of plant
2.Apical parts
3.1. separation of leaves
2. Destroys the straws
3. Save the crop from falling

Question 23

1.Gibberellins is _______ hormone
2. it turns the dwarf plant into long plants it helps in creating _______
3. It help in breaking the
_____ of plant
4. It motivate the ______ to sprout
5. It increases the activity of _____ in the wooden plants.

Answer 23

1. Growth
2. Flowering
3. Dormancy
4. Seeds
   5.cambium(responsible for growth of stem and bark)
5. Large sized fruit and flower can be produced by its spraying

Question 24

1.Cytokinins is responsible for_______
2. It works in coordination with_______
3. It helps in ______
4. It helps in breaking the ______ of seed
5. Helpful in making ______ and ______

Answer 24

1.Delay ageing
2.Auxins
3.cell division
4.dormancy
5.RNA nad protein

Question 25

1 Abscisic acid or ABA is against th _____ 2 it keeps the ____ in dormant condition 3 it place an important role in _______ 4.it delays ________ of long day plant(plants that bloom when they receive more than 12 hours of light)

Answer 25

1.Growth 2. Seeds 3.separation of leaves 4.Flowering

Question 26

1.Ethylene is only hormone found in _______form 2.helps in ______ of fruit 3.Increases the no of _______ 4.Motivates the seperation of ______,_____ and fruits 5. Gas used for artificial ripening is ______,______

Answer 26

1.Gas 2.Ripenimg 3.Female flowers 4.leaves, fliwers 5.ethane, ethylene

Question 27

________ formed in leaves but helps in blooming of the flower therefore it is called flowering hormone

Answer 27

Florigens

Question 28

________type of B carboxylic acid formed in injured cells by which the injury of plant is healed _______is not a esential for the growth of plant

Answer 28

1.Traumatin 2.Sodium

Question 29

Ammonification is Nitrification is

Answer 29

1.Formation of ammonia from organic compound like proteins and nucleic acid by microorganisms 2.A Process in which ammonia is converted into nitrities and nitrates by Nitrobacteria. 1.Plants use nitrogen mostly in the form of nitrate.

Question 30

What was the gas leaked in Bhopal Gas tragedy

Answer 30

Methyl Isocyanate

Question 31

Most important indoor air pollutant is

Answer 31

Radon Gas

Question 32

Best indicator of SO2 pollution is

Answer 32

Lichen