Home
Class 12
BIOLOGY
Answer appropriately as per the same giv...

Answer appropriately as per the same given below :
Lichens `to` Herbs `to` Shrubs `to` Forest.
(i) Mention the name of missing seral stage.
(ii) What type of environment conditions occurs in climax community ?

Text Solution

Verified by Experts

(i) Lichens `to` Bryophytes `to` Herbs `to` Shrubs `to` Forest.
(ii) Mesic conditions.
Promotional Banner

Topper's Solved these Questions

  • ECOSYSTEM

    AAKASH INSTITUTE ENGLISH|Exercise Try Yourself|38 Videos
  • ECOSYSTEM

    AAKASH INSTITUTE ENGLISH|Exercise Exercise|20 Videos
  • DIGESTION AND ABSORPTION

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION-D Assertion - Reason Type Questions )|10 Videos
  • ENVIRONMENTAL ISSUES

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION D|15 Videos

Similar Questions

Explore conceptually related problems

Study a part of the life cycle of malarial parasite given below. Answer the questions that follows: (a) Mention the roles of 'A' in the life cycle of the malarial parasite. (b) Name the event 'C' and the organ where this event occurs . (c) Identify the organ 'B' and name the cells being released from it. ltimg src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/SB_BIO_XII_SET_I_2012_E01_026_Q01.png" width="80%"gt

The diagram given below represents a stage in cell division. Study the same and answer the questions that follows: Where does this type of cell division usually occur?

Two pendulums C and D suspended from a wire as shown in the figure given below. Pendulum C is made to oscillate by displacing it from its mean position. It is seen that D also starts oscillating. (i) Name the type of oscillation, C will execute. (ii) Name the type of oscillation, D will execute. (iii) If the length of D is made equal to C then what difference will you notice in the oscillations of D? (iv) What is the name of the phenomenon when the length of D is made equal to C?

The diagram given below represents a stage during cell division. Study the same and then answer the questions that follow : Mention where in the body this type of cell division occurs.

Given below are two stages in the evolution of man. Study them and answer the questions that follow : (i) Identify Australopithecus and Neanderthal man from the above pictures. (ii) Mention two characteristic features each for the two stages. (iii) Who proposed the theory of Natural Selection? (iv) Name the organism used as an example to explain 'Industrial Melanisum'. (v) Give two examples of Vestigial organs in humans.

(a) The diagram given below is that of a developing human foetus in the womb. Study the same and then answer the questions that follow : (i) Name the parts '1' and '5' indicated by guidelines. (ii) What term is given to the period of development of the foetus in the womb ? (iii) How many days does the foetus take to be fully developed ? (iv) Mention two functions of the part labelled 2 other than its endocrine function. (v) Name the hormone (any one) produce by the part labelled 2 (vi) What is the function of the part marked 3 ? (b) Give the exact location of amnion. [ICSE 2011, 2014]

Given below are diagrams showing the different stages in the process of fertilisation of an egg in the human female reproductive tract. Study the diagrams and answer the questions (i) Arrange the letters given below each diagram in a logical sequence to show the correct order in the process of fertilisation. (ii) Where does fertilisation normally take place? What is 'Implantation' that follows fertilisation ? (iii) Mention the chromosome number of the egg and zygote in humans. (iv) Explain the term 'Gestation'. How long does Gestation last in humans ? (v) Draw a neat, labelled diagram of a mature human sperm.

AAKASH INSTITUTE ENGLISH-ECOSYSTEM-Section - D (Assertion - Reasion Type questions)
  1. Answer appropriately as per the same given below : Lichens to Herbs ...

    Text Solution

    |

  2. Assertion: Agriculture and aquacultures are man-maintained ecosystems....

    Text Solution

    |

  3. Assertion: Warm and moist environment can enhance the rate of decompos...

    Text Solution

    |

  4. Assertion: Detritus food chain begins with decomposers. Reason: Det...

    Text Solution

    |

  5. Assertion: Ecological pyramids cannot explain all vital functions of a...

    Text Solution

    |

  6. Assertion: Successional process starts only in those areas where no li...

    Text Solution

    |

  7. Secondary productivity is rate of formation of new organic matter by

    Text Solution

    |

  8. A: Detrivores and decomposers hold up a part of nutrients contained i...

    Text Solution

    |

  9. A: Neither the community modifies environment nor the environment forc...

    Text Solution

    |

  10. A: Ecological pyramid of biomass is generallly inverted in sea R: Bi...

    Text Solution

    |

  11. A: Pyramid of biomass is always upright for tree ecosystem. R: Total...

    Text Solution

    |

  12. A: Niche become general and broader during biotic succession. R: Spe...

    Text Solution

    |

  13. A: Stratification helps in accommodation of a large number and types o...

    Text Solution

    |

  14. A: During succession , nutrient availability decreases . R: NCP (Ne...

    Text Solution

    |

  15. Assertion : Decomposers cannot be excluded from the food chains . ...

    Text Solution

    |

  16. A: In hydrosere , reed swamp stage is followed by floating plant stag...

    Text Solution

    |