Home
Class 11
BIOLOGY
Read the following statements and select...

Read the following statements and select the correct ones .
(i) Circulatory system in arthopods is of closed type .
(ii) Parapodia in annelids help in swimming .
(iii) Phylum Mollusca is the alrgest animal phylum .
(iv) Aschelminthes are dioecious .

A

(ii) and (iv)

B

(ii) and (iii)

C

(i) and (ii)

D

(i) and (iii)

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ANIMAL KINGDOM

    AAKASH SERIES|Exercise EXERCISE -II (CHORDATA - GENERAL CHARACTERS AND OUTLINE CLASSIFICATION)|18 Videos
  • ANIMAL KINGDOM

    AAKASH SERIES|Exercise EXERCISE -II (PISCES)|16 Videos
  • ANIMAL KINGDOM

    AAKASH SERIES|Exercise EXERCISE -II (HEMICHORDATA)|3 Videos
  • BIODIVERSITY AND CONSERVATION

    AAKASH SERIES|Exercise EXERCISE-III Previous AIPMT/NEET Questions |39 Videos

Similar Questions

Explore conceptually related problems

Which of the following statements are correct ? (i) Parapodia are lateral appendages in arthopods used for swimming . (ii) Radula in molluscs is excretory in function (iii) Aschelminthes are dioecious (iv) Adult echinoderms show radial symmentry . (v) Ctenophores are diploblastic .

Read the following statements and select the correct ones. i) All vertebrates are capable of osmoregulation and thermoregulation. ii) Some species have evolved the ability to regulate, but only over a limited range of environmental conditions, beyond which they simply conform. iii)99 per cent of animals and nearly all plants can- not maintain a constant internal environment. - iv)Animals arc either perfect regulators or perfect conformers.

Study the following statements and select the incorrect ones. (i) Pyramids of energy can never be inverted, since this would violate the laws of thermodynamics. (ii) Pyramids of standing crop and numbers can be inverted since the number of organisms at a time does not indicate the amount of energy flowing through the system. (iii) There are certain limitations of ecological pyramids such as they do not take into account the same species belonging to two or more trophic levels. (iv) Saprophytes are not given any place in ecological pyramids even though they play a vital role in the ecosystem.

Read the following statements and select the correct ones. (i) A given species may occupy more than one trophic level in the same ecosystem at the same time. (ii) Productivity of an aquatic ecosystem is less than that of a terrestrial ecosystem. (iii)Producers constitute the first trophic level of a detritus food chain.

Study the following statements and select the correct ones. i) Organisms restricted to a narrow range of temperatures are called eurythermal. ii) Organisms capable of tolerating a wide range of temperature are called stenothermal organisms. iii) The levels of thermal tolerance of different species determine to a large extent their geographical disrributio. iv) Temperature affects the kinetics of enzymes.

Consider the following statements and select the correct option stating which ones are true (T) and which ones are false (F). i) Amylase hydrolyzes proteins to amino acids ii) Pancreatic amylase hydrolyses poly saccharides to disaccharides. iii) Enteropeptidase activates pepsinogen to pepsin. iv) Trypsin coagulates the milk protein casein.

Study the following statements regarding inbreedind and select the incorrect ones. i) The inbreeding strategics allow the desirable qualities of two different breeds to be combined ii) It increases homozygosity. iii) It also helps in elimination of less disirable genes. iv) Continued inbreeding increases fertility and productivily.

Consider the following statements and select the option stating which one is true (T) and which one is false (F). i) Abortions could happen spontaneously too ii) Infertility is the inability to produce viable offspring due to defects in the female partner only iii) Complete lactation could help in contraception iv) Creating awareness helps to create a reproductively healthy society

AAKASH SERIES-ANIMAL KINGDOM -EXERCISE -II (NONCHORDATES)
  1. In most simple type of canal system of Porifera , which of the followi...

    Text Solution

    |

  2. Match the following and select the correct option from the codes giv...

    Text Solution

    |

  3. Read the following statements and select the correct ones . (i) Circ...

    Text Solution

    |

  4. What is common between earthworm and periplaneta ?

    Text Solution

    |

  5. Metamerism first evolved in the phylum

    Text Solution

    |

  6. Fill up the blank spaces in the table below by selecting the correct o...

    Text Solution

    |

  7. Which one of the following features is common in silver fish , scorpio...

    Text Solution

    |

  8. Consider the following statements (A-C) each with two blanks . (i) J...

    Text Solution

    |

  9. Given below shows some characteristics of a phylum .Identify the phylu...

    Text Solution

    |

  10. The following are two statements regarding insects : (a) Insects ha...

    Text Solution

    |

  11. Identify the figures A,B and C and select the correct option . {...

    Text Solution

    |

  12. Cnidoblasts are found in

    Text Solution

    |

  13. Given below are the general characters of a phylum .Identify the phulu...

    Text Solution

    |

  14. Which of the following statement is correct regarding sponges without...

    Text Solution

    |

  15. Which one of the following features is common in silver fish , scorpio...

    Text Solution

    |

  16. Which of the following organisms is nonparasitic ?

    Text Solution

    |

  17. Identify the figures and select the correct option .

    Text Solution

    |

  18. Select the correct statements regarding Aschelminthes . (i) They ar...

    Text Solution

    |

  19. Identify the figures A and B and select the correct option .

    Text Solution

    |

  20. Identify the figures A,B,C and D gives below and select the correct ...

    Text Solution

    |