General Biology 2 CHAPTER 1: Organismal Ecology Reproduction

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What is the main purpose of gametogenesis in the life cycle?

Produce multicellular organisms

Produce totipotent cells

Produce haploid gametes (correct)

Produce diploid zygotes

Which stage of development involves a series of mitotic divisions to produce a multicellular blastula?

Organogenesis

Fertilization

Gastrulation

Cleavage (correct)

What is the mode of reproduction that does not involve the use of gametes or sex cells?

Fission

Isogamy

Heterogamy

Fragmentation (correct)

In oogamy, which gamete is fertilized by the sperm?

Large immotile gamete Signup and view all the answers

What is the role of the epididymis in the human male reproductive system?

Temporarily stores sperms Signup and view all the answers

Where do sperms pass through from the testis before joining the urethra in the male reproductive system?

Vas deferens Signup and view all the answers

Which organism undergoes the fusion of similar motile gametes in isogamy?

Chlamydomonas Signup and view all the answers

What is the name of the reproductive process where the body breaks into two or more parts, each capable of becoming a complete individual?

Fragmentation Signup and view all the answers

Which cell type is capable of differentiating into any kind of cell in the body?

Totipotent cell Signup and view all the answers

Which mode of reproduction involves the division of the body into two or more equal parts?

Fusion Signup and view all the answers

What is the final destination of sperm after passing through the vas deferens in the male reproductive system?

Urethra Signup and view all the answers

What is the process usually followed by animals after fragmentation that allows missing body parts to be regenerated?

Regeneration Signup and view all the answers

What is the process by which a megasporocyte produces four haploid megaspores?

Meiosis Signup and view all the answers

How many haploid nuclei are present in a mature embryo sac?

8 Signup and view all the answers

What is the process by which the pollen grain is transferred from the anther to the stigma?

Pollination Signup and view all the answers

What is the term used to describe the female gametophyte found inside the ovule?

Embryo sac Signup and view all the answers

Which cell in the mature pollen grain develops into the pollen tube?

Tube cell Signup and view all the answers

What is the name given to the point where crossing-over of genetic information occurs between the non-sister chromatids?

Chiasma Signup and view all the answers

During which stage of meiosis I do the homologous chromosomes align at the equatorial plate?

Metaphase I Signup and view all the answers

What is the outcome of anaphase I and telophase I?

Reduction of chromosome number in daughter cells Signup and view all the answers

What is the stage between telophase I and prophase II called?

Interkinesis Signup and view all the answers

How many haploid cells are formed at the end of meiosis II?

4 Signup and view all the answers

Which statement is true about the events during meiosis II?

It resembles the different stages of mitosis Signup and view all the answers

What is the primary mechanism by which nutrients pass through the brush border cells lining the villi?

Active transport, osmosis, and diffusion Signup and view all the answers

After passing through the brush border cells, where do the nutrients proceed to next?

The hepatic portal vein Signup and view all the answers

Which of the following is NOT one of the three types of endocytosis described in the passage?

Exocytosis Signup and view all the answers

Which of the following is considered a macronutrient for plants?

Nitrogen Signup and view all the answers

What is the name of the route by which water and minerals are absorbed through the cell walls of plant roots?

Apoplast route Signup and view all the answers

Which of the following is a requirement for plant nutrition that is NOT mentioned in the passage?

Sunlight Signup and view all the answers