Dinoflagellates

Q.

What is the mode of nutrition in fungi?

Q.

Differentiate between prokaryotic and eukaryotic chromosomes?

Q. What is elaters

Q.

What are halophiles?

Q.

Diatoms are also called as 'pearls of ocean', why? What is diatomaceous earth?

Q.

What are the disadvantages of five-kingdom classification?

Q. Which organism is responsible for the occurence of red tides in sea?

1. Diatoms
2. Gonyaulax
3. Euglena
4. Trypanosoma

Q. What is diatomaceous earth?

Q.

What is the difference between zoospores and aplanospores?

Q.

Do Centrioles have a membrane?

Q.

The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as

1. Lamins

2. Microfilaments

3. Microtubules

4. Intermediate filaments

Q. Digestion in coelenterates is

1. only extracellular
2. both extracellular and intracellular
3. only intracellular
4. not required

Q.

Which pair of the following belongs to basidiomycetes?

1. Puffballs and Claviceps

2. Birds’ nest fungi and Puffballs

3. Peziza and Stink horns

4. Morchella and Mushrooms

Q.

Do Fungi have flagella?

Q. All organisms belonging to the following kingdoms have cell wall
I. Monera II. Protista III. Fungi IV. Plantae

1. All except II and III
2. All except I and II
3. All except I and III
4. All except I, II, III

Q. The characteristic spores of diatoms are called

1. Auxospores
2. Basidiospores
3. Ascospores
4. Zoospores

Q.

Mention any two points of economical importance of diatoms.

Q.

Name of any two causatives of red tide.

Q.

What are the 5 characteristics of protists?

Q.

What are the characteristics of Protista?

Q.

Which is a Holophytic protozoa?

Q. Assertion: Pili are tubular structures present in bacteria which help in conjugation.

Reason: Formation of pili is controlled by F+ or fertility factor.

1. Both assertion and reason are true and reason is the correct explanation of assertion
2. Both assertion and reason are true but reason is not the correct explanation of assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false

Q.

What are desmids?

Q.

List 3 important features of a eukaryotic chromosome.

Q.

How Is DNA organized in eukaryotes?

Q.

Sexual reproduction in fungus happens in which sequence

1. Karyogamy, Plasmogamy and Meiosis

2. Plasmogamy, Karyogamy and Meiosis

3. Meiosis, Plasmogamy and Karyogamy

4. Meiosis, Karyogamy and Plasmogamy

Q. Unlike other algae, diatoms do not easily decay due to

1. siliceous wall
2. mucilaginous wall
3. waterproof cell wall
4. calcareous wall

Q.

Is Volvox a protist?

Q.

Why is protista no longer a kingdom?

Q. Name any 3 types of loco motory structures found in protists