What are gymnosperms? What are its four classes?

Asked by Last Modified  

2 Answers

Learn Biology +1

Follow 2
Answer

Please enter your answer

A.dinesh Prabhu

Educator

The Name Gymnosperms itself means the Plant does not produce flowers and do not bear fruit. Four Classes include 1. Cycadophyta 2.Coniferophyta 3.Gingkophyta 4.Gnetophyta
Comments
Dislike Bookmark

Personal Fitness Trainer with 5 year experience with Masters degree.

Gymnosperms are plants in which the seed are not enclosed within fruit wall i.e. they bear (naked )seeds.These are seeded plants without fruits. Gymnosperms are divided into two classes: 1.Cycadophyta: It is further divided into three orders: I) Cycadofilicales: include all extinct forms. Eg: Lyginopteris ii)...
read more
Gymnosperms are plants in which the seed are not enclosed within fruit wall i.e. they bear (naked )seeds.These are seeded plants without fruits. Gymnosperms are divided into two classes: 1.Cycadophyta: It is further divided into three orders: I) Cycadofilicales: include all extinct forms. Eg: Lyginopteris ii) Cycadeoidales : include both living & extinct forms. Eg: Cycadeoidales iii) Cycadales: both living & extinct forms. Eg: cycas 2. Coniferophyta: It is further divided into 4 orders: i) Cordaitales : extinct order Eg: cordaites ii) Ginkgoales : includes extinct & one living representative Eg: Ginkgoales biloba iii) Coniferales : includes both extinct & living genera eg: pinus iv) Gnetales : it also includes both extinct & living genera eg: Gnetum Hope this will help u.Thank you read less
Comments
Dislike Bookmark

Related Questions

Why are Bryophytes regarded as the amphibians of plant kingdom?
Amphibians are those organisms which live on both land and in water. Bryophytes are called amphibians of the plant kingdom because these plants though live in soil but they need water for sexu@l reproduction.
Sarita
0 0
8

What is biology in india ?
Biology is a natural science discipline that studies living things it is a very large and broad field due to the wide variety of life found on earth so individual biologist normally focus on specific field...
En
Distinguish between poikilothermous and homoiothermous organisms.
Homeotherms are animals that have a constant body temperature. Poikilotherms are animals whose body temperature adjusts depending on the environment.
Ashish
0 0
7

What is the main difference and properties of cellulodic and non cellulosic cell wall? What is the meaning of cellulose in this?
Cellulose is a polysaccharide (a Form of carbohydrate) made of many β linked D(dextrorotary)-glucose. Found primarily in plant cell walls and many algae cell walls. Non-cellulosic cell walls are not...
Jay

I'm NEET qualified and thinking about giving Biology tution for board and medical entrance exam preparation.

Tell me what you think about my decision? 
Its good that you are thinking to teach, but i think its time for you to study now and built your carrer, along with studies if you have spare time you can engage classes for 1 or 2 hrs a day. In this...
Priyanka Sharma

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Cell wall some extra bites

Mohit Kumar

2 0
0
Mitochondria 06

Mohit Kumar

0 0
0
Cardiovascular System
The circulatory system consists of a network of artery, veins and pumping organ called the heart. The additional is the lymphatic system which is discussed separately. The circulatory system essentially...
A

Animesh R.

1 0
0
Chapter 10: Cell Cycle & Cell Division (Class XI- NCERT)
CH 10 Cell Cycle & Cell Division: The Cell Cycle: The cell cycle is a series of sequential events that result in duplication and equal distribution of DNA and other sub-cellular components of the...

Neeraj Kumar

0 0
0
Class 11 Biology: Biomolecules- Carbohydrates
CARBOHYDRATES Compounds of C, H, O Also called saccharides (sugars) Biomicromolecules- monosaccharides, derived monosaccharides, olgiosaccharides) Biomacromolecues- polysacharadies MONOSUGARS/MONOSACCHARIDES General...
R

Ravi Singh

0 0
0

Recommended Articles

6 Exam Hall Tips To Follow, For Every Good Student

Appearing for exams could be stressful for students. Even though they might have prepared well, they could suffer from anxiety, tension etc. These are not good for their health and mind. However, following a few exam preparation tips can save them from all these and help them to score good marks. Let’s find out all...

Read full article >

6 Healthy Habits of School Children

While schools provide formal education to the children, the home is where they start learning about things informally. Parents think that schools will take the initiative to educate their children. Well, this is partially true, as parents also play an essential role in bringing up their child. For the development of particular...

Read full article >

Science, Arts Or Commerce - Which One To Go For?

Once over with the tenth board exams, a heavy percentage of students remain confused between the three academic streams they have to choose from - science, arts or commerce. Some are confident enough to take a call on this much in advance. But there is no worry if as a student you take time to make choice between - science,...

Read full article >

Top Benefits of e-Learning

With the current trend of the world going digital, electronic renaissance is a new movement that is welcomed by the new generation as it helps makes the lives of millions of people easier and convenient. Along with this rapidly changing movement and gaining popularity of Internet, e-Learning is a new tool that emerging...

Read full article >

Find Class 11 Tuition near you
Class 11 Tuition in Delhi
Class 11 Tuition in Bangalore
Class 11 Tuition in Kolkata
Class 11 Tuition in Hyderabad
Class 11 Tuition in Mumbai
Class 11 Tuition in Chennai
Class 11 Tuition in Pune
Class 11 Tuition in Gurgaon
Class 11 Tuition in Noida
Class 11 Tuition in Ghaziabad

Looking for Class 11 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you