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Environment › SpeciesXPlants
When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up and dies because?
(a)
Water from soil cannot rise to aerial parts.
(b)
Roots are starved of energy.
(c)
Tree is infected by soil microbes.
(d)
Roots do not receive oxygen for respiration.
(B)
A state in India has the following characteristics: 1. Its northern part is arid and semi-arid. 2. Its central part produces cotton. 3. Cultivation of cash crops is predominant over food crops. Which one of the following states has all of the above characteristics?
Andhra Pradesh
Gujarat
Karnataka
Tamil Nadu
Among the following states, which one has the most suitable climatic conditions for the cultivation of a large variety of orchids with minimum cost of production, and can develop an export-oriented industry in this field?
Arunachal Pradesh
Madhya Pradesh
Uttar Pradesh
In India, which type of forest among the following occupies the largest area?
Montane Wet Temperate Forest
Sub-tropical Dry Evergreen Forest
Tropical Moist Deciduous Forest
Tropical Wet Evergreen Forest
(C)
Consider the following : 1. Camphor 2. Chicory 3. Vanilla Which of the above is/are plant product(s) ?
1 and 2 only
3 only
1 and 3 only
1,2 and 3
(D)
Which one of the following is not essentially a species of the Himalayan vegetation?
Juniper
Mahogany
Silver fir
Spruce
Which one of the following is an insectivorous plant?
Passion flower plant
Pitcher plant
Night queen
Flame of the forest
Assertion (A): There are no tea plantations in any African country. Reason (R): Tea plants need fertile soil with high humus.
Both A and R are individually true and R is the correct explanation of A.
Both A and R are individually true but R is not the correct explanation of A.
A is true but R is false
A is false but R is true
Which one of the following parts of the pitcher plant becomes modified into a pitcher?
Stem
Leaf
Stipule
Petiole
Consider the following statements regarding forest cover in India: 1.According to India State of Forest Report (ISFR) 2021, total Forest cover in India is 21.71% of the geographical area of the country. 2.Lakshadweep has zero per cent forest area. Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2